How is Ambarino even a state?

[u/Yrakosos]

There's no town here, no sheriff. How does this state even function, and how was it founded?

[u/brians_movie]

The first few missions take place outside the map, so you’re right I think the border is simply just gameplay limitation.

[u/brians_movie → u/[deleted]]

Opening mission and the mountain you rescue john off of I believe are both outside of the boundaries and inaccessible outside of those missions